A robbery with a gun on the 1900 block of 5th Street NW near Howard University about 9 p.m. Saturday. Police are looking for two men, one of whom wore a mask. But authorities haven’t released detailed descriptions of the suspects.

A robbery in which two people stole a scooter from a man on the 500 block of U Street NW near Howard about 5 p.m. Sunday. The vehicle was recovered nearby. Police haven’t distributed any suspect descriptions.

A violent robbery in which a woman repeatedly punched on the 1800 block of 12th Street NW about 9:45 p.m. Sunday. The victim declined medical attention. Authorities have released any suspect information.

A robbery with a gun on the 500 block of U Street NW about 11:30 p.m. Sunday. Police are looking for three individuals in the crime, but haven’t distributed any descriptions.

Police today also distributed footage of a man wanted in a bicycle theft near the Walter E. Washington Convention Center earlier this year.

The crime occurred on the 600 block of L Street NW about 8:45 a.m. April 23.

The video shows a man putting a bicycle in a black sport utility vehicle after removing it from a pole.

Crime Solvers of Washington, D.C., currently offers a reward of up to $1,000 to anyone who provides information that leads to the arrest and indictment of the person or persons responsible for a crime committed in the District of Columbia. Your assistance is appreciated by your community.

Anyone who can identify these individuals or who has knowledge of this incident should take no action but call police at (202) 727-9099 or text your tip to the Department’s TEXT TIP LINE to 50411.